A typical book has between 25,000 and 100,000 words. They are the feature of the book that readers interact with the most, spending hours poring over them. But when was the last time you read a book and thought “Wow, that plot twist at the end blew me away and the font choice of 11pt Baskerville Old Face was a masterful touch!”

The fact is that, despite all the close scrutiny that the body text of a book receives, most readers fail to notice the careful design choices made by the publisher at all—and that is how it should be. Imagine listening to a long speech by a man who constantly waves one hand around wildly as he talks, or a woman who speaks so quietly you have to strain to hear…